... and three axis controller with high precision step motor,Pneumatic tools chuck, fabrics hood.13,Flatness compensation: ... 18,operate system:Win98/2000/XP19,Min memory:512MB20,Handheld magnifying glass: magnification 40 times, with mm ... lighting .21,special air pump: with 30L air cans, max air pressure is 8 bar, air flow is 100 L ... mill speed :6mm/s CNC3200A Precision CNC drilling machine / PCB routing ...